tried this:
on mouseDown
global LEFTT, TOPP
put the top of fld acre into TOPP
put the left of fld acre into LEFTT
grab me
end mouseDown
on mouseUp
put the bottom of fld acre into DOWP
put the right of fld acre into RITE
put RITE - LEFTT into WIDD
put DOWP - TOPP into HITE
end
Richmond
If the globals are defined in a handler, they must be defined in each handler
using them...
if you define them at the script level, no problem
Jacques
Le 16 nov. 2009 à 17:53, Richmond Mathewson a écrit :
tried this:
on mouseDown
global LEFTT, TOPP
put the top of fld acre into
On Nov 16, 2009, at 11:53 AM, Richmond Mathewson wrote:
and the third line within the 'on mouseUp'
threw a bluey
Either put the global thing in each handler, or just once at the top. So this
would work for example:
global t
on mousedown
put random(100) into t
end mousedown
on mouseup
Richmond-
Monday, November 16, 2009, 9:00:46 AM, Colin wrote:
top. So this would work for example:
global t
...but do you really want to do that? This would also work...
local LEFTT, TOPP
on mouseDown
put the top of fld acre into TOPP
put the left of fld acre into LEFTT
grab me
On Nov 16, 2009, at 12:22 PM, Mark Wieder wrote:
global t
...but do you really want to do that?
Yes, definitely, if it's part of an answer to a question about making globals
work. Now, Richmond may well want to learn about locals too, but I was just
answering the question he asked!
Mark Wieder wrote:
Richmond-
Monday, November 16, 2009, 9:00:46 AM, Colin wrote:
top. So this would work for example:
global t
...but do you really want to do that? This would also work...
local LEFTT, TOPP
Thanks for that one; especially going local.
What a great
Colin-
Monday, November 16, 2009, 9:29:30 AM, you wrote:
Yes, definitely, if it's part of an answer to a question about
making globals work. Now, Richmond may well want to learn about
locals too, but I was just answering the question he asked!
g
--
-Mark Wieder
mwie...@ahsoftware.net
Colin Holgate wrote:
On Nov 16, 2009, at 12:22 PM, Mark Wieder wrote:
global t
...but do you really want to do that?
Yes, definitely, if it's part of an answer to a question about making globals
work. Now, Richmond may well want to learn about locals too, but I was just
On Nov 16, 2009, at 1:41 PM, Richmond Mathewson wrote:
but Mark's was pedagogically more useful as I had 'forgotten' about locals
I always strive to be pedagogically less useful.
Interestingly, I knew the answer not from knowing Rev, and certainly not
HyperCard (which doesn't work that
